-74.58% is the change from 826 to 210
Calculation steps:
[( 210 - 826 ) ÷ 826] x 100 = -74.58%
Formula
Percentage change = [(210 - 826) / 826] x 100
Subtract the new number by the original number
210 - 826 = -616
-616 ÷ 826 = -0.7457627118644068
-0.7457627118644068 x 100 = -74.58%